Why TAP changer provided in primary side of HT transformer ? and why not in secondary?

9 Answers   ABB, Reliance,

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1 KW = how many kva

4 Answers  

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if 20 hp motor starts directly stars and contenious run . what will be the effect.

11 Answers   HP, Ohsung Electronics,

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what is difference between MCB & MCCB

1 Answers  

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What are the two major types of control system?

0 Answers  

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how many synchronous motor are there in any power plant

0 Answers   L&T,

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what is rating providing of contactor,relay,fuse unit for motor output power

2 Answers  

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what do you mean by switchgears?

5 Answers   Practical Viva Questions,

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What is the distance between the EHV lines and also the distance for earth ??

2 Answers  

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When we synchronize the Generator BKR with TIE BKR then Gen BKR is hold but TIE BKR is Tripped on Non directional over current but when TIE BKR is Syn. with Gen. BKR then no fault occur so what is the problem

1 Answers   ABB,

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can v use earth as nutral. yes than y.if not y.

3 Answers  

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why hv current transformers have big size ?

5 Answers   RailTel, TCS,

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